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8479.79.00.00/Crystal Boule Grinder/Mexico

Crystal Boule Grinder from Mexico

Precision grinder that shapes semiconductor crystal boules to exact diameters and grinds flats indicating conductivity type and resistivity. Critical step in wafer preparation after growth. Classified in HTS 8479.79.00.00 for mechanical preparation machines in semiconductor processing.

Duty Rate — Mexico → United States

10%

Rate breakdown

9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
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Import Tips

• Document diameter precision specs to distinguish from general grinders; obtain cleanroom compatibility certifications

• Pitfall: confusing with optical lens grinders

Crystal Boule Grinder from Mexico — Import Duty Rate | HTS 8479.79.00.00